export const UID = '_uid_'

export function setCookie (name, value) {
  var Days = 30
  var exp = new Date()
  exp.setTime(exp.getTime() + Days * 24 * 60 * 60 * 1000)
  document.cookie =
    name + '=' + escape(value) + ';expires=' + exp.toGMTString()
}

// 读取cookies
export function getCookie (name) {
  var arr
  var reg = new RegExp('(^| )' + name + '=([^;]*)(;|$)')

  if ((arr = document.cookie.match(reg))) return unescape(arr[2])
  else return null
}

// 删除cookies
export function delCookie (name) {
  var exp = new Date()
  exp.setTime(exp.getTime() - 1)
  var cval = getCookie(name)
  if (cval != null) { document.cookie = name + '=' + cval + ';expires=' + exp.toGMTString() }
}
